Swiss Shield Naturell Ultra

Regular price $46.00 Sale

Externally Conductive Premium Cotton Shielding Fabric - Radio Frequency / Microwave effectiveness of 99.99% or 40 dB at (1000 MHz  / 1 GHz) and 99% effective up to (10,000 MHz / 10 GHz) (Width= 250 cm or 98.4 inches)

Naturell Ultra is our premium externally conductive and groundable fabric providing the option to reduce low frequency electric fields in addition to Radio Frequency / Microwave Radiation
Premium semi-transparent cotton fabric (gray)

  • Silver/copper filament is coated with carbon therefore it is electrically conductive and can be grounded providing shielding of low frequency electric fields
  • Ideal for curtains to shield windows or bed canopies
  • Designed and manufactured in Switzerland
  • OEKO-TEX Certified as a skin friendly textile and free from harmful substances
  • Used for shielding large surfaces (walls and windows) from high frequency electromagnetic waves and low frequency electric fields when grounded
  • Radio Frequency Shielding Effectiveness 99.99% or 40 dB at 1000 MHz and 99% effective up to 10 GHz
  • Effective shielding for cell towers, cordless phones, security systems, wireless routers and more
  • Easy care - Machine Washable, with no loss in protection.  See fabric care guidelines for specific cleaning and maintenance instructions.


Width / Length: 250 cm (98.4 inches) +/- 1 inch / by the linear meter or linear foot
Color: Sheer, Light Gray
Characteristics: Washable, colourfast
Care: Hand wash in cold water, hang to dry
Raw Materials: 81% cotton, 17% copper, 1% silver, 1% carbon
Certificates: MIL-STD 285, NSA 65-6, Öko-Tex Standard 100+1000
Shielding Characteristics: 99.99% or 40 dB at 1000 MHz
Surface Conductivity: Electrically conductive – can be grounded

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